The Operator Product Expansion (OPE) of current correlators at short distances beyond perturbation theory in QCD, together with Cauchy's theorem in the complex energy plane, are the pillars of the method of QCD sum rules. ...

Objective: To establish the optimal dosage of ketanserin in the treatment of severe hypertension in pregnancy. Study design: A double blind prospective randomised controlled trail, comparing 10mg ketanserin given as ...

The generalised optimisation of a flotation network is studied by means of using variable connections (structural parameters) and variable enhancement factors which are used instead of a flotation model to describe the ...

The European fig cultivars Bourjasotte Noire, Col de Damme Noire, and Noire de Caromb were recently introduced to the Western Cape Province of South Africa. Producers struggle to implement effective commercial practices ...

Phylogenetic analysis based on the molecular structure of viruses suggests that there has been multiple transmission of so-called simian immunodeficiency viruses from African primates to human beings, giving rise to both ...